The present Catherine has no other likeness to her, except a breadth of the forehead and a certain arch of the nostril that makes her appear rather haughty.(现在的凯瑟琳没有别的地方像她，除了宽额和有点拱起的鼻孔，这使她显得简直有点高傲。)
It works in compression to divert the weight above it out to the sides, where the weight is borne by the vertical elements on either side of the arch.(在受到压力时，拱形结构能够起到将其上面的压力转移到侧面，在侧面的重量则由拱形结构两侧的垂直部分来承受。)
Look for natural frames, such as an arch or the shaded walls of a canyon. A frame can be a dramatic device to enhance your subject.(寻找自然的框架，比如一个拱形或峡谷涯壁的阴影。一个框架可以是一个戏剧性的装置来突出你的主题。)
Marble Arch is a famous London landmark.(大理石拱门是伦敦著名的标志性建筑。)
I scored the winning goal in soccer against our arch-rival.(我在足球比赛中踢进了制胜一球，打败了我们的劲敌。)
Roman builders perfected the semicircular arch made of separate blocks of stone.(罗马的建造者完善了由不同的石块构成的半圆形拱门。)
Slot your foot (big toe up, pinky toe down) into the crack up to the arch of your foot, keeping your knee out to the side.(把你的脚尖（大脚趾在上，小指在下）楔入裂缝中去，直到你的足弓的部分，膝盖保持向外。)
They walked together through the arch and into the cobbled courtyard.(他们一起走过拱门，来到了铺着鹅卵石的庭院。)
